Over-printed, improved, with justified incorporated. (Machine-translation by Google Translate, not legally binding)

摘要

Overprinted, perfected, with incorporated proof, that being of the type that is obtained from a continuous band in crease provided with tear-off sidebands with drilling holes for accounting machines and with folding and precut lines that determine folding units to establish the standard format of a mail envelope is characterized in that each unit is provided with a transverse fold line that determines two unequal sheets and a longitudinal fold line that forms two equal wings, the area protruding from a sheet with respect to the another, according to the transverse fold line, affected by its internal face of two strips of permanent glue, which face and overlap when the unit is folded longitudinally, having been provided behind the strips a pre-cut line, by which both strips of tail are removable in the act of opening; with the particularity that in the lateral edges of each unit and in the smaller sheet, according to the transversal fold, there are openings that determine in the other sheet extensions in which strips of glue are precut and that when the paper is folded transversely -printed overlap. (Machine-translation by Google Translate, not legally binding)